My Series 7 head shaver clicks when unlocked - I think it got damaged while traveling. This was an opportunity for me to get a Series 9.I was so excited to get my new Series 9 shaver that I created my first video ever (opening the box) and had planned to put it on YOUTUBE. I shaved half my face with my Series 7 which I purchased in 2008 (head 2-3 years old) and the other half of my face with my new series 9. My first use was once up and down with each shaver, an..